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Boleite and Taaffeite Optical Properties


Taaffeite and Boleite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous   

Pleochroism
Not Available   
Weak   

Dispersion
0.07   
6
0.02   
18

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
2.05   
1.70-1.73   

Optic Character
Not Available   
Not Available   

Crystal System
Isometric   
Hexagonal   

Birefringence
0.010   
0.055   

Clarity
Transparent   
Color grading system   

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Boleite and Taaffeite Optic Character

Boleite and Taaffeite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Boleite and Taaffeite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Boleite and Taaffeite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Boleite and Taaffeite Transparency

Similar to their colors, Boleite and Taaffeite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Boleite is Transparent while Boleite is Transparent in appearance.

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